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sun.font

public abstract Class TextSource

Class Inheritance

extends Object

java.lang.Object
sun.font.TextSource

Known Direct Subclasses

sun.font.StandardTextSource

Imports

java.awt.Font, java.awt.font.FontRenderContext, .LineMetrics

A text source represents text for rendering, plus context information. All text in the source uses the same font, metrics, and render context, and is at the same bidi level.

Field Summary

Modifier and Type	Field and Description
public static final boolean	WITH_CONTEXT Constant for toString(boolean).
public static final boolean	WITHOUT_CONTEXT Constant for toString(boolean).

Constructor Summary

Access	Constructor and Description
public	TextSource()

Method Summary

Modifier and Type	Method and Description
public abstract int	getBidiLevel() Bidi level of all the characters in context.
public abstract char[]	getChars() Source character data.
public abstract int	getContextLength() Length of context data.
public abstract int	getContextStart() Start of context data in char array returned from getChars.
public abstract CoreMetrics	getCoreMetrics() Line metrics for source data.
public abstract Font	getFont() Font for source data.
public abstract FontRenderContext	getFRC() Font render context to use when measuring or rendering source data.
public abstract int	getLayoutFlags() Return the layout flags
public abstract int	getLength() Length of source data.
public abstract int	getStart() Start of source data in char array returned from getChars.
public abstract TextSource	getSubSource(int start, int length, int dir) Get subrange of this TextSource.
public abstract String	toString(boolean withContext) Get debugging info about this TextSource instance.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

WITH_CONTEXT	back to summary
public static final boolean WITH_CONTEXT Constant for toString(boolean). Indicates that toString should return info outside of the context of this instance.

WITHOUT_CONTEXT	back to summary
public static final boolean WITHOUT_CONTEXT Constant for toString(boolean). Indicates that toString should not return info outside of the context of this instance.

Constructor Detail

TextSource	back to summary
public TextSource()

Method Detail

getBidiLevel	back to summary
public abstract int getBidiLevel() Bidi level of all the characters in context.

getChars	back to summary
public abstract char[] getChars() Source character data.

getContextLength	back to summary
public abstract int getContextLength() Length of context data.

getContextStart	back to summary
public abstract int getContextStart() Start of context data in char array returned from getChars.

getCoreMetrics	back to summary
public abstract CoreMetrics getCoreMetrics() Line metrics for source data.

getFont	back to summary
public abstract Font getFont() Font for source data.

getFRC	back to summary
public abstract FontRenderContext getFRC() Font render context to use when measuring or rendering source data.

getLayoutFlags	back to summary
public abstract int getLayoutFlags() Return the layout flags

getLength	back to summary
public abstract int getLength() Length of source data.

getStart	back to summary
public abstract int getStart() Start of source data in char array returned from getChars.

getSubSource	back to summary
public abstract TextSource getSubSource(int start, int length, int dir) Get subrange of this TextSource. dir is one of the TextLineComponent constants

toString	back to summary
public abstract String toString(boolean withContext) Get debugging info about this TextSource instance. Default implementation just returns toString. Subclasses should implement this to match the semantics of the toString constants.